July 26 » Wars of the Roses: The Battle of Edgecote Moor, pitting the forces of Richard Neville, 16th Earl of Warwick against those of Edward IV of England, takes place.
August 1 » Louis XI of France founds the chivalric order called the Order of Saint Michael in Amboise.
October 19 » Ferdinand II of Aragon marries Isabella I of Castile, a marriage that paves the way to the unification of Aragon and Castile into a single country, Spain.
When copying data from this family tree, please include a reference to the origin: Pam Schaeffer Massung, "Schaeffer-Massung Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/schaeffer-massung-family-tree/I280129711668.php : accessed April 30, 2025), "Cecily PLANTAGENET of YORK (1469-1507)".
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